Atomistry » Iron » PDB 7tc8-7tqf » 7tq9
Atomistry »
  Iron »
    PDB 7tc8-7tqf »
      7tq9 »

Iron in PDB 7tq9: Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)

Enzymatic activity of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)

All present enzymatic activity of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1):
1.18.6.1;

Protein crystallography data

The structure of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1), PDB code: 7tq9 was solved by T.M.Buscagan, J.T.Kaiser, D.C.Rees, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.02 / 1.60
Space group P 2 21 21
Cell size a, b, c (Å), α, β, γ (°) 45.835, 74.406, 74.689, 90, 90, 90
R / Rfree (%) 17.1 / 19.4

Other elements in 7tq9:

The structure of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) also contains other interesting chemical elements:

Magnesium (Mg) 1 atom

Iron Binding Sites:

The binding sites of Iron atom in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) (pdb code 7tq9). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1), PDB code: 7tq9:
Jump to Iron binding site number: 1; 2; 3; 4;

Iron binding site 1 out of 4 in 7tq9

Go back to Iron Binding Sites List in 7tq9
Iron binding site 1 out of 4 in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe301

b:21.4
occ:0.38
 FE1 A:SF4301 0.0 21.4 0.4
FE1 A:SFS302 0.0 21.4 0.6
SG A:CYS97 2.3 23.5 1.0
S4 A:SF4301 2.3 21.4 0.5
S3 A:SF4301 2.3 21.4 0.4
SE4 A:SFS302 2.4 21.4 0.5
SE3 A:SFS302 2.4 21.4 0.6
FE2 A:SF4301 2.7 21.4 0.5
FE2 A:SFS302 2.7 21.4 0.5
CB A:CYS97 3.2 26.5 1.0
CA A:CYS97 3.8 22.4 1.0
N A:ALA98 4.1 21.1 1.0
C A:CYS97 4.2 24.5 1.0
CA A:GLY133 4.4 22.9 1.0
N A:GLY99 4.8 20.5 1.0
N A:GLY133 4.8 23.5 1.0
SG A:CYS132 4.9 22.9 1.0

Iron binding site 2 out of 4 in 7tq9

Go back to Iron Binding Sites List in 7tq9
Iron binding site 2 out of 4 in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe301

b:21.4
occ:0.52
 FE2 A:SF4301 0.0 21.4 0.5
FE2 A:SFS302 0.0 21.4 0.5
SG A:CYS132 2.3 22.9 1.0
S3 A:SF4301 2.3 21.4 0.4
S4 A:SF4301 2.3 21.4 0.5
SE3 A:SFS302 2.4 21.4 0.6
SE4 A:SFS302 2.4 21.4 0.5
FE1 A:SF4301 2.7 21.4 0.4
FE1 A:SFS302 2.7 21.4 0.6
CB A:CYS132 3.4 24.1 1.0
C A:CYS132 4.0 24.7 1.0
O A:CYS132 4.2 22.8 1.0
CA A:CYS132 4.3 23.2 1.0
N A:GLY133 4.3 23.5 1.0
CG2 A:VAL130 4.3 20.9 1.0
CA A:GLY133 4.8 22.9 1.0
SG A:CYS97 4.8 23.5 1.0
N A:CYS132 4.9 19.8 1.0
CB A:VAL130 4.9 23.2 1.0

Iron binding site 3 out of 4 in 7tq9

Go back to Iron Binding Sites List in 7tq9
Iron binding site 3 out of 4 in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe302

b:21.4
occ:0.62
 FE1 A:SF4301 0.0 21.4 0.4
FE1 A:SFS302 0.0 21.4 0.6
SG A:CYS97 2.3 23.5 1.0
S4 A:SF4301 2.3 21.4 0.5
S3 A:SF4301 2.3 21.4 0.4
SE4 A:SFS302 2.4 21.4 0.5
SE3 A:SFS302 2.4 21.4 0.6
FE2 A:SF4301 2.7 21.4 0.5
FE2 A:SFS302 2.7 21.4 0.5
CB A:CYS97 3.2 26.5 1.0
CA A:CYS97 3.8 22.4 1.0
N A:ALA98 4.1 21.1 1.0
C A:CYS97 4.2 24.5 1.0
CA A:GLY133 4.4 22.9 1.0
N A:GLY99 4.8 20.5 1.0
N A:GLY133 4.8 23.5 1.0
SG A:CYS132 4.9 22.9 1.0

Iron binding site 4 out of 4 in 7tq9

Go back to Iron Binding Sites List in 7tq9
Iron binding site 4 out of 4 in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (22 Mm Ksecn, with AV1) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe302

b:21.4
occ:0.48
 FE2 A:SF4301 0.0 21.4 0.5
FE2 A:SFS302 0.0 21.4 0.5
SG A:CYS132 2.3 22.9 1.0
S3 A:SF4301 2.3 21.4 0.4
S4 A:SF4301 2.3 21.4 0.5
SE3 A:SFS302 2.4 21.4 0.6
SE4 A:SFS302 2.4 21.4 0.5
FE1 A:SF4301 2.7 21.4 0.4
FE1 A:SFS302 2.7 21.4 0.6
CB A:CYS132 3.4 24.1 1.0
C A:CYS132 4.0 24.7 1.0
O A:CYS132 4.2 22.8 1.0
CA A:CYS132 4.3 23.2 1.0
N A:GLY133 4.3 23.5 1.0
CG2 A:VAL130 4.3 20.9 1.0
CA A:GLY133 4.8 22.9 1.0
SG A:CYS97 4.8 23.5 1.0
N A:CYS132 4.9 19.8 1.0
CB A:VAL130 4.9 23.2 1.0

Reference:

T.M.Buscagan, J.T.Kaiser, D.C.Rees. Selenocyanate Derived Se-Incorporation Into the Nitrogenase Fe Protein Cluster. Elife V. 11 2022.
ISSN: ESSN 2050-084X
PubMed: 35904245
DOI: 10.7554/ELIFE.79311
Page generated: Fri Aug 9 02:07:43 2024

Last articles

Zn in 9JYW
Zn in 9IR4
Zn in 9IR3
Zn in 9GMX
Zn in 9GMW
Zn in 9JEJ
Zn in 9ERF
Zn in 9ERE
Zn in 9EGV
Zn in 9EGW
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy